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Sometimes the main purpose of a regression analysis is to determine the nature of the relationship between two variables, and sometimes the main purpose is to use the equation in the future to predict a y value when the x value is known. Explain which purpose is likely to be the main reason for a regression analysis between

x = percent fat consumed in diet, y = blood pressure

x = SAT score, y = college grade point average

x = height at age 4, y = height at age 21

x = hours of sleep per night, y = score on IQ test*

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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